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Patent application: Viscoelastic polyurethane foam with coating

Ben Welter - Friday, July 12, 2019

U.S. patent application 20190211171 (assignees Dow Global Technologies LLC, Midland, Mich., and Rohm and Haas Co., Collegeville, Penn.):

"A coated viscoelastic polyurethane foam includes a viscoelastic polyurethane foam having the coating thereon, the viscoelastic polyurethane foam having a resiliency of less than or equal to 20% as measured according to ASTM D3574, and a coating material on and embedded within the viscoelastic polyurethane foam, the coating material including an aqueous polymer emulsion and an encapsulated phase change material."

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